Why the blades of knives are made sharp??
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The cutting edges of tools like blades, knives etc., are provided with sharp edges to cut the things easily as the sharp edges has small area on which the force is applied, hence more pressure is applied.
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hey mate
if it is blunt so,it can not easily thingsand we should applu less force to cut things.
and things cut propey.
if it is blunt so,it can not easily thingsand we should applu less force to cut things.
and things cut propey.
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